4. Shipping boxes come in various sizes and shapes. Consider a box with a square base, whose base iengtb must be greater than 5 cm. The volume in cubic centimetres+ V, of this box is given as 1.1x} : 3x3 + 24x2 +15): 150. I height x+5 a. Write a combined function to represent the area of the base, Apt}, if the side length of the base Ex+5 Answer: (5) a b. Graph A{x) and state its domain and range in this context. Answer: (4) c. Determine the combined function h x z: X .What does this function represent in this x context? Answer: (4) E d. Graph h{x) and state its domain and range. Answer: (4) [l